//
// Authors:
//	Ben Motmans  <ben.motmans@gmail.com>
//
// Copyright (c) 2007 Ben Motmans
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// 
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
//

using System;
using System.Data;
using System.Collections.Generic;

namespace MonoDevelop.Database.Sql
{
	public class BooleanExpression : IConditionalExpression
	{
		protected IExpression left;
		protected IExpression right;
		protected BooleanOperator op;
		
		public BooleanExpression (IExpression left, BooleanOperator op, IExpression right)
		{
			Left = left;
			Operator = op;
			Right = right;
		}

		public IExpression Left {
			get { return left; }
			set {
				if (value == null)
					throw new ArgumentNullException ("left");
				left = value;
			}
		}
		
		public IExpression Right {
			get { return right; }
			set {
				if (value == null)
					throw new ArgumentNullException ("right");
				right = value;
			}
		}
		
		public BooleanOperator Operator {
			get { return op; }
			set { op = value; }
		}
	}
}